News Date set for Suburban Rail Loop tunnelling to start 30/08/2023 Facebook Tunnel-boring machines will start the first section of Melbourne's Suburban Rail Loop from 2026. By Tara Cosoleto in Melbourne / AAP Digging on Melbourne's Suburban Rail Loop will start in 2026, with a group of companies chosen to tackle the tunnel. […] Subscribe or Login to see the rest of the content. Username Password Remember Me Forgot Password